CN113707058B - High security advertisement show tablet - Google Patents

High security advertisement show tablet Download PDF

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Publication number
CN113707058B
CN113707058B CN202111000112.3A CN202111000112A CN113707058B CN 113707058 B CN113707058 B CN 113707058B CN 202111000112 A CN202111000112 A CN 202111000112A CN 113707058 B CN113707058 B CN 113707058B
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China
Prior art keywords
advertisement
plate
board
advertisement display
concave panel
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CN202111000112.3A
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Chinese (zh)
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CN113707058A (en
Inventor
魏周
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Hangzhou Yilan Marketing Planning Co ltd
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Hangzhou Yilan Marketing Planning Co ltd
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Priority to CN202111000112.3A priority Critical patent/CN113707058B/en
Publication of CN113707058A publication Critical patent/CN113707058A/en
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    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F15/00Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like
    • G09F15/0006Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like planar structures comprising one or more panels
    • G09F15/0018Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like planar structures comprising one or more panels panel clamping or fastening means
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F15/00Boards, hoardings, pillars, or like structures for notices, placards, posters, or the like
    • G09F15/02Bills, posters, or the like therefor

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)

Abstract

The invention discloses a high-safety advertisement display board, which comprises an advertisement display board, a glass plate and supporting columns arranged on two sides of the advertisement display board, wherein the advertisement display board is of a hollow structure with an opening at the front side, the glass plate is embedded into the inner side of the advertisement display board, a concave panel is arranged at the edge of the glass plate, the opening of the concave panel faces the advertisement display board, and the concave panel is connected with the inner side of the advertisement display board through an adjusting rod. This high security advertisement show tablet uses through advertisement show board, glass board, concave panel, regulation pole, spout, slip subassembly, clamping assembly and locking subassembly's cooperation, and this application technical scheme has solved traditional advertisement show tablet through consecutive and compact structure, is inconvenient for changing the problem of advertisement paper, further improvement the security of advertisement paper in changing, also can avoid the user to artificially lift up the glass board, and consume excessive physical power of user.

Description

High security advertisement show tablet
Technical Field
The invention belongs to the field of billboards, and particularly relates to a high-safety billboard.
Background
With the continuous development of the era, the application of the advertisement display board is a well-known tool, which is used as a carrier of advertisement information and is used for socially transmitting the information, wherein the application of the advertisement display board is more well known in traffic places such as subway stations, high-speed rail stations, airports and the like.
However, with the continuous replacement of advertisement, the person skilled in the art needs to artificially pull the glass on the advertisement display board outwards from the hinge shaft at the top of the glass and the advertisement display board, at this time, the glass and the advertisement display board are inclined, the person skilled in the art needs to cooperate to finish the replacement work of advertisement, one person needs to support the edge of the lower end of the glass, the other person needs to bend down to replace advertisement, the replacement method is obviously time-consuming and labor-consuming, the glass and the advertisement display board are inclined relatively, the person is required to support and lift the glass, the person skilled in the art is inevitably required to consume excessive physical force, moreover, the person supports and lifts the glass, the glass material is relatively sharp, the surface is easy to scratch, the hand of the person is easy to scratch due to the surface scratch of the glass, in addition, the person is worth mentioning, the glass is inclined relatively to the advertisement display board, the contact rate of the glass and the external object is easy to increase, if the external uncontrollable factors collide the glass at this time, the glass is extremely easy to crack, and the safety of people around the advertisement display board is threatened.
Therefore, a brand new high-security advertisement board is designed to solve the above problems, which is urgent in the art.
Disclosure of Invention
Therefore, the invention aims to provide a high-safety advertisement display board so as to solve the problems that the traditional advertisement display board in the prior art is not convenient enough and has poor safety in the use process. The invention is realized by the following technical scheme:
the utility model provides a high security advertisement show tablet, includes advertisement show board, glass board and sets up in the support column of advertisement show board both sides, advertisement show board is front side open-ended hollow structure, the glass board is embedded to the inboard of advertisement show board, the edge of glass board is provided with concave panel, and the uncovered of concave panel is in advertisement show board, concave panel is connected through adjusting the pole with the inboard of advertisement show board, the inboard of advertisement show board has the spout, the tip of spout be circular-arc and with adjust pole tip phase adaptation;
a sliding component is arranged on one side of the concave plate, which faces the advertisement display plate, and a clamping component for clamping and fixing the advertisement paper is arranged on the sliding component;
the concave panel is provided with a locking component for fixedly locking the concave panel.
Further, the sliding assembly comprises electromagnetic sliding rails arranged at two ends of the surface of the concave panel and electromagnetic sliding blocks arranged on the electromagnetic sliding rails, and the electromagnetic sliding blocks are detachably connected with the clamping assembly.
Further, a through hole base is arranged on the electromagnetic sliding block, positive magnets are circumferentially arranged on the inner side of the through hole base, negative magnets embedded into the inner side of the through hole are arranged on the through hole base, and the negative magnets are connected with the clamping assembly.
Further, the clamping assembly comprises a support plate connected with the negative pole magnet and a clamping plate movably arranged between the support plate and the glass plate, the support plate is provided with a threaded rod which is arranged right opposite to the clamping plate, a nut is arranged at the end part of the threaded rod, which is far away from the clamping plate, the clamping plate is made of rubber materials, and anti-skidding patterns are arranged on the surface of one side of the support plate.
Further, the splint is made of rubber materials, and anti-skidding patterns are formed on the surface of one side of the splint, which faces the support plate.
Further, the adjusting rod comprises an upper section body matched with the sliding groove and a lower section body connected with the concave surface plate, and the upper section body is hinged with the lower section body.
Further, the upper section body and the lower section body are provided with pin holes, and limiting pieces are arranged on the pin holes.
Further, locking assembly includes cavity swivel nut, screw rod, set up in the butt piece of screw rod tip and with butt piece matched with latch segment, the both sides of cavity swivel nut have just to the telescopic hole that sets up, have the latch segment that sets up along its length direction in the telescopic hole, the cover is equipped with telescopic spring on the latch segment, telescopic spring's both ends are fixed respectively on the inner wall in telescopic hole and latch segment, under the telescopic spring initial state, the inside at least part of latch segment protrudes to inside the cavity swivel nut, the screw thread groove with cavity swivel nut assorted is seted up to the side of advertisement show board, jack with cavity swivel nut assorted is seted up to the side of concave panel, the tip of latch segment and butt piece all has the circular arc chamfer.
Further, the bottom of the concave panel is detachably provided with a dust-proof plate.
Further, one side of the advertisement display board is provided with a fixing component for fixing the suitcase.
The invention has the beneficial effects that:
this high security advertisement show tablet, through advertisement show board, the glass board, concave panel, adjust the pole, the spout, sliding component, clamping assembly and locking subassembly's cooperation is used, the user can be with glass board along with concave panel together tensile, adjust the circular arc port inboard of pole landing to the spout this moment, can fix the advertisement paper under clamping assembly's effect, sliding component drives the advertisement paper and moves to the top position of leaning on at the glass board back, then the user pushes back glass board and concave panel to advertisement show inboard, and utilize locking subassembly to fix it, this application technical scheme is through consecutive and compact structure, the problem of being inconvenient for changing the advertisement paper has been solved traditional advertisement show tablet, further improvement the security of advertisement paper in the change, also can avoid the user to artificially lift up the glass board, and consume excessive physical power of user.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objects and other advantages of the invention may be realized and obtained by means of the instrumentalities and combinations particularly pointed out in the specification.
Drawings
FIG. 1 is a schematic view I of a concave panel and a glass plate in an extended state according to the present invention;
FIG. 2 is a schematic view II of the concave panel and the glass plate in the stretched state of the present invention;
FIG. 3 is a schematic view III of the concave panel and the glass plate in the stretched state of the present invention;
FIG. 4 is a schematic view IV of the concave panel and the glass plate in the stretched state of the present invention;
FIG. 5 is a schematic view of a concave panel and glass sheet in a contracted state according to the present invention;
FIG. 6 is a schematic partial perspective view I of a concave panel according to the present invention;
FIG. 7 is a schematic partial perspective view II of a concave panel according to the present invention;
FIG. 8 is a schematic partial perspective view III of a concave panel according to the present invention;
FIG. 9 is a schematic partial perspective view IV of a concave panel according to the present invention;
FIG. 10 is a cross-sectional view of a hollow insert of the present invention;
FIG. 11 is a schematic view of the latch segment in FIG. 9;
FIG. 12 is a front view of a hollow insert of the present invention;
FIG. 13 is a schematic partial perspective view I of an adjustment lever of the present invention;
fig. 14 is a schematic partial perspective view II of the adjusting lever of the present invention;
FIG. 15 is a schematic view showing a state in which a conventional glass sheet is stretched;
FIG. 16 is a partial schematic perspective view I of the securing assembly;
fig. 17 is a partial perspective view II of the fixing assembly.
In the figure: 1. an advertisement display board; 2. a support column; 3. a glass plate; 4. a concave panel; 5. a chute; 6. An adjusting rod; 601. a lower section; 602. an upper segment; 7. a sliding assembly; 701. an electromagnetic slide rail; 702. an electromagnetic slide block; 8. a through-hole base; 9. a negative electrode magnet; 10. a clamping assembly; 1001. a support plate; 1002. a clamping plate; 11. a screw cap; 12. a threaded rod; 13. a limiting piece; 14. a locking assembly; 1401. a screw; 1402. A hollow screw sleeve; 1403. an abutment block; 1404. a locking block; 15. a dust-proof plate; 16. a control button; 17. a power jack; 18. an electric push rod; 19. a fixing assembly; 1901. an elastic rope; 1902. a fixing plate; 20. a locking mechanism; 2001. a connecting rope; 2002. a limit rod; 2003. a limit groove; 21. a movable plate; 2101. a movable main board; 2102. a movable auxiliary plate; 22. an elastic limit key; 23. a limiting hole; 24. Perforating; 25. a cover plate; 26. a jack; 27. a thread groove.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The specific implementation method comprises the following steps: as shown in fig. 1 to 15, a high-safety advertisement display board comprises an advertisement display board 1, a glass plate 3 and supporting columns 2 arranged on two sides of the advertisement display board, wherein the advertisement display board is of a hollow structure with an opening at the front side, the glass plate is embedded into the inner side of the advertisement display board, a concave panel 4 is arranged at the edge of the glass plate, the opening of the concave panel faces to the advertisement display board, the concave panel is connected with the inner side of the advertisement display board through an adjusting rod, a sliding groove 5 is arranged on the inner side of the advertisement display board, and the end part of the sliding groove is arc-shaped and is adaptive to the end part of the adjusting rod;
the side of the concave plate, which faces the advertisement display plate, is provided with a sliding component 7, and the sliding component is provided with a clamping component 10 for clamping and fixing the advertisement paper;
the concave panel is provided with a locking component 14 for fixedly locking the concave panel;
working principle: the user can be as required, the locking subassembly is loosened to selectivity, then pull out glass board together with concave surface board, can place the advertisement paper in the bottom position near the glass board back this moment, stretch into the clearance department between glass board and the advertisement show board from this, utilize clamping component to carry out the centre gripping to the advertisement paper, then under the effect of slip subassembly, drive the advertisement paper and rise automatically to the top position near the glass board back, afterwards promote the glass board backward, the regulation pole slides in the spout inboard this moment, until the position near the tip of sliding to the spout, then utilize locking subassembly to fix glass board and concave surface board again, avoid its to become flexible, it needs to be said here, design into circular arc at the tip of spout and be suited to the regulation pole, this purpose is in the in-process that the regulation pole is slided, it can be when the furthest that it is slided, the tip of regulation pole is embedded to the circular arc inboard of spout with the homonymy, thereby reach the state of blocking with the regulation pole, the regulation pole is fixed, the user still need not worry about that the advertisement paper is changed to glass board and concave surface board exists not loose yet this moment.
In this embodiment: the sliding component 7 comprises an electromagnetic sliding rail 701 arranged at two ends of the surface of the concave panel and an electromagnetic sliding block 702 arranged on the electromagnetic sliding rail, the electromagnetic sliding block is detachably connected with the clamping component, reference can be made to the specification shown in figure 4, a power jack 17 and a control button 16 are arranged at the bottom of the advertisement display board, the device can be powered through the power jack, then the clamping component can control the electromagnetic sliding block through the control button after finishing fixing the advertisement paper, the operation method can facilitate the replacement of the advertisement paper, the advertisement paper is not required to be held by people, the purpose of replacing the advertisement paper can be achieved, the convenience of the device is improved, the manpower is saved, the electromagnetic sliding block is detachably connected with the clamping component, the clamping component can be detached in advance when the electromagnetic sliding block slides to the position near the bottom end of the electromagnetic sliding rail, and the clamping component is connected with the electromagnetic sliding block after finishing the clamping of the advertisement paper, and the problem that the gap between the glass board and the advertisement display board is too small, and the advertisement paper replacement operation is inconvenient is solved.
In this embodiment: the electromagnetic slide block is provided with a through hole base 8, the inner side of the through hole base is circumferentially provided with an anode magnet, the through hole base is provided with a cathode magnet 9 embedded into the inner side of the through hole, the cathode magnet is connected with the clamping assembly, when the clamping assembly is required to be taken out, the cathode magnet is only required to be pulled out of the inner side of the through hole base, and after the clamping assembly is used for clamping and fixing the advertisement paper, the cathode magnet is only required to be plugged into the inner side of the through hole base again, at the moment, the anode magnet and the cathode magnet are opposite to each other, the purpose of fixing the clamping assembly can be achieved, the embodiment adopts a fixing mode that the anode magnet and the cathode magnet are attracted to each other, one is convenient to operate in a narrow gap between the advertisement display plate and the glass plate, no other complicated operation steps are required, in addition, in the clamping connection of the limiting piece and the pin hole, the cathode magnet is extended into the inner side of the through hole of the clamping assembly, and the clamping assembly is fixed under the attraction of magnetism of the anode magnet and the cathode magnet, and the cathode magnet.
In this embodiment: the clamping assembly 10 comprises a support plate 1001 connected with a negative pole magnet and a clamping plate 1002, wherein a threaded rod 12 is arranged on the clamping plate, a through hole matched with the threaded rod is formed in the support plate, the threaded rod is located on one side of the support plate close to the advertisement display plate, one end of the threaded rod extends to the other side of the support plate through the through hole, a screw cap 11 is arranged at the end of the threaded rod, advertisement paper can be placed at a gap between the support plate and the clamping plate, the clamping plate is attached to the support plate as much as possible, the screw cap is rotated at the moment and is in threaded connection with the threaded rod until the screw cap is attached to the support plate, and therefore the purpose of fixing the clamping plate is achieved, and the advertisement paper can be fixedly clamped at the moment.
In this embodiment: the splint is the rubber material preparation and forms, and its one side surface towards the extension board is provided with anti-skidding line, designs the splint into the rubber material here to be equipped with anti-skidding line with its surface, its purpose increase with the frictional force between the advertisement paper, further avoid advertisement paper to appear not hard up phenomenon at the fixed in-process of clamping assembly to it.
In this embodiment: the adjusting rod 6 comprises an upper segment body 602 matched with the chute and a lower segment body 601 connected with the concave plate, and the upper segment body is hinged with the lower segment body, and the adjusting rod can be arranged into the upper segment body and the lower segment body and is hinged with the lower segment body according to fig. 13-14 of the specification, so that the purpose is that when the advertisement paper is replaced, if the height of a person in the field is insufficient, the person in the field is inconvenient to replace the advertisement paper, the person can continuously pull the glass plate outwards, the upper segment body inevitably drops to the arc end of the chute, the lower segment body moves along with the upper segment body, the included angle between the lower segment body and the upper segment body tends to 90 degrees as much as possible under the gravity action of the glass plate, and the height of the glass plate and the concave plate is reduced, so that the person in the field can operate the device.
In this embodiment: the upper section body and the lower section body are provided with pin holes, limiting pieces 13 are arranged on the limiting pin holes, the limiting pieces can be inserted into the inner sides of the pin holes when the glass plate is pushed back to the original position of the inner sides of the advertisement display plates, so that the upper section body and the lower section body are horizontally connected, when the height of the glass plate is required to be reduced, the limiting pieces are only required to be pulled out of the inner sides of the pin holes, and the upper section body and the lower section body are still in a movable state when the height of the glass plate is not required to be regulated.
In this embodiment: the locking component 14 comprises a hollow screw sleeve 1402, a screw 1401, an abutting block 1403 and a locking block 1404 which are arranged at the end part of the screw, wherein the top of the hollow screw sleeve is provided with an opening, the inner diameter of the opening is smaller than the inner diameter of the inner side body part of the hollow screw sleeve, threads matched with the screw are arranged at the inner side of the opening of the hollow screw sleeve, two sides of the hollow screw sleeve are provided with telescopic holes, the inner depth direction of the telescopic holes is connected with the locking block through telescopic springs, one end of the locking block is flush with the hollow screw sleeve, the other end of the locking block at least partially extends to the inner side of the hollow screw sleeve, the side surface of the advertisement display board is provided with a thread groove matched with the hollow screw sleeve, the side surface of the concave panel is provided with a jack matched with the hollow screw sleeve, the end parts of the locking block and the abutting block are provided with arc chamfers, reference is made to figures 10-12 of the specification, and when a glass plate and a concave plate are required to be fixed, the hollow screw sleeve is screwed on the inner side of the screw groove only, the end part of the hollow screw sleeve extends to the inner side of the jack, the extending depth of the hollow screw sleeve needs to enable the telescopic hole to be positioned on the inner side of the concave panel, the screw rod is rotated at the moment, the screw rod drives the abutting block to start moving in the extending process until the abutting block contacts with the locking block to form abutting connection with the locking block, the locking block starts extending towards the outer side of the telescopic hole, the extending locking block can be supported by the inner side surface of the concave panel so as to achieve the purpose of fixing the concave panel, the hollow screw sleeve is connected with the screw groove on the side surface of the advertisement display panel in a threaded manner so as to achieve the purpose of locking the advertisement display panel and the concave panel together, when the advertisement paper is required to be pulled out, the screw rod is only required to be rotated at first to be lifted and adjusted so that the advertisement paper extends out of the inner side of the hollow screw sleeve as much as possible, at this time, the abutting block loses the abutting force to the locking block, the locking block contracts towards the inner side of the telescopic hole under the action of the telescopic spring, at this time, the locking block loses the supporting force to the concave plate, and the concave plate and the glass plate are in a movable state.
In this embodiment: the dust guard 15 is arranged at the bottom of the concave panel in a detachable mode, dust can be prevented from entering the gap between the glass plate and the advertisement display plate from the bottom of the concave panel through the dust guard, and when the advertisement paper needs to be replaced, the dust guard is only required to be detached.
In this embodiment: one side of the advertisement display board is provided with a fixing component for fixing the suitcase, the bottom of the advertisement display board is provided with an electric push rod 18, the end part of a piston rod of the electric push rod faces away from the advertisement display board, and the end part of the piston rod is connected with a fixing component 19 for fixing the suitcase;
the fixing component comprises an elastic rope 1901 connected with the electric push rod, a fixing plate 1902 arranged at the end part of the elastic rope and a locking mechanism 20 arranged on the fixing plate and used for locking the handle of the draw-bar box, when a user needs to fix the draw-bar box, the locking mechanism can be matched with the elastic rope and the fixing plate to wind and lock the handle of the draw-bar box, and then the electric push rod is shortened until no elastic movable space exists between the elastic rope and the draw-bar box, so that the stability of the draw-bar box is ensured;
the locking mechanism comprises a connecting rope 2001 connected with the bottom wall of the fixed plate, a limit rod 2002 hinged to the end part of the connecting rope and a limit groove 2003 arranged on the surface of one side of the fixed plate far away from the limit rod, an opening is formed in the fixed plate, when the handle on the draw-bar box is required to be wound and locked, the limit rod is rotated to pass through the opening firstly, and then the limit rod is clamped to the inner side of the limit groove, so that the purpose of fixing the handle on the draw-bar box is achieved, and the draw-bar box is prevented from sliding randomly;
the both sides of fixed plate are articulated to be provided with fly leaf 21, the fly leaf includes the fly leaf 2101 that is connected with the fixed plate and the activity subplate 2102 that is connected with the fly leaf hinge, the tip of activity subplate is provided with the apron, the spacing hole has been seted up on the activity subplate, the side of fixed plate is provided with the elasticity spacing key 22 with spacing hole 23 assorted, here is in the inboard back with spacing pole block in the spacing groove, rotate the fly leaf, make the fly leaf hug closely the side of month fixed plate, rotate the activity subplate afterwards, make the apron be located the top of gag lever post, the time need with elasticity spacing key block in the inboard of spacing hole, thereby accomplish the closing cap to the gag lever post, avoid the gag lever post to sideslip in the inside of spacing groove, the stability between this device and the draw-bar box has been strengthened.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and improvements made by those skilled in the art without departing from the present technical solution shall be considered as falling within the scope of the claims.

Claims (3)

1. The utility model provides a high security advertisement show tablet, includes advertisement show board, glass board and sets up in the support column of advertisement show board both sides, advertisement show board is front side open-ended hollow structure, the inboard of glass board embedding to advertisement show board, its characterized in that: the edge of the glass plate is provided with a concave panel, the opening of the concave panel faces the advertisement display plate, the concave panel is connected with the inner side of the advertisement display plate through an adjusting rod, the inner side of the advertisement display plate is provided with a chute, and the end part of the chute is arc-shaped and is adaptive to the end part of the adjusting rod;
a sliding component is arranged on one side of the concave plate, which faces the advertisement display plate, and a clamping component for clamping and fixing the advertisement paper is arranged on the sliding component;
the concave panel is provided with a locking component for fixedly locking the concave panel;
the sliding assembly comprises electromagnetic sliding rails arranged at two ends of the surface of the concave panel and electromagnetic sliding blocks arranged on the electromagnetic sliding rails, and the electromagnetic sliding blocks are detachably connected with the clamping assembly;
the electromagnetic sliding block is provided with a through hole base, the inner side of the through hole base is circumferentially provided with a positive magnet, the through hole base is provided with a negative magnet embedded into the inner side of the through hole, and the negative magnet is connected with the clamping assembly;
the clamping assembly comprises a support plate connected with the negative pole magnet and a clamping plate movably arranged between the support plate and the glass plate, the support plate is provided with a threaded rod which is opposite to the clamping plate, a nut is arranged at the end part of the threaded rod, which is far away from the clamping plate, the clamping plate is made of rubber materials, and anti-skidding patterns are arranged on the surface of one side, facing the support plate;
the adjusting rod comprises an upper section body matched with the sliding groove and a lower section body connected with the concave plate, and the upper section body is hinged with the lower section body;
the upper section body and the lower section body are provided with pin holes, and limiting pieces are arranged on the pin holes;
the locking assembly comprises a hollow threaded sleeve, a threaded rod, an abutting block arranged at the end part of the threaded rod and a locking block matched with the abutting block, wherein telescopic holes are formed in two sides of the hollow threaded sleeve and are opposite to each other, the locking block arranged along the length direction of the telescopic holes is arranged in the telescopic holes, a telescopic spring is sleeved on the locking block, two ends of the telescopic spring are respectively fixed on the inner wall of the telescopic holes and the locking block, at least part of the inner end of the locking block protrudes into the hollow threaded sleeve in an initial state of the telescopic spring, a threaded groove matched with the hollow threaded sleeve is formed in the side face of the advertisement display board, insertion holes matched with the hollow threaded sleeve are formed in the side face of the concave panel, and arc chamfer angles are formed in the end parts of the locking block and the abutting block.
2. A high security advertising placard as claimed in claim 1 wherein: the bottom of the concave surface plate is provided with a dust-proof plate in a detachable mode.
3. A high security advertising placard as claimed in claim 1 wherein: one side of the advertisement display board is provided with a fixing component for fixing the suitcase.
CN202111000112.3A 2021-08-26 2021-08-26 High security advertisement show tablet Active CN113707058B (en)

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CN202111000112.3A CN113707058B (en) 2021-08-26 2021-08-26 High security advertisement show tablet

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CN113707058B true CN113707058B (en) 2023-05-12

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